/* Floating Panel Styles */

.floating-panel {
    position: fixed;
    right: 330px;
    top: calc(32px + 25px); /* Menu bar + offset */
    width: 320px;
    max-height: calc(90vh - 67px); /* Account for menu bar + offset */
    background: rgba(30, 30, 30, 0.98);
    border: 1px solid #444;
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

body.light-theme .floating-panel {
    background: rgba(255, 255, 255, 0.98);
    border-color: #ccc;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

/* Wider panel for coordinate editor */
#coordinate-editor-panel {
    width: 480px;
    z-index: var(--z-coordinate-editor); /* Above controls panel (200) */
}

/* Gradient editor panel */
#gradient-panel {
    z-index: var(--z-gradient-panel); /* Above controls (200) and coordinate editor (300) */
}

/* Rendering effects panel on top */
#rendering-panel {
    z-index: var(--z-rendering-panel); /* Above all other panels */
}

.floating-panel-header {
    background: #252525;
    padding: 12px 16px;
    border-bottom: 1px solid #444;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: move;
}

body.light-theme .floating-panel-header {
    background: #f5f5f5;
    border-bottom-color: #ddd;
}

.floating-panel-header h3 {
    margin: 0;
    font-size: 14px;
    color: #4CAF50;
    font-weight: 600;
}

body.light-theme .floating-panel-header h3 {
    color: #2E7D32;
}

.floating-panel-content {
    padding: 16px;
    overflow-y: auto;
    max-height: calc(90vh - 67px - 50px); /* Panel height - header */
}

.info {
    display: block;
    font-size: 11px;
    color: #888;
    margin-top: 3px;
    font-style: italic;
}

/* Floating Panel Close Button */
.floating-panel-close {
    position: fixed;
    top: 10px;
    right: 10px;
    background: #333;
    color: #e0e0e0;
    border: 1px solid #555;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-mobile-overlay-close); /* Above everything including menu bar (10001) */
    transition: background 0.2s, transform 0.1s;
}

.floating-panel-close:hover {
    background: #444;
    transform: scale(1.1);
}

.floating-panel-close:active {
    background: #222;
    transform: scale(0.95);
}

body.light-theme .floating-panel-close {
    background: #e0e0e0;
    color: #333;
    border-color: #bbb;
}

body.light-theme .floating-panel-close:hover {
    background: #d0d0d0;
}

body.light-theme .floating-panel-close:active {
    background: #c0c0c0;
}

/* Mobile styles */
@media screen and (max-width: 768px) {
    /* Floating panels become full-screen modals on mobile */
    .floating-panel,
    #coordinate-editor-panel,
    #gradient-panel,
    #rendering-panel {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        width: 100% !important;
        height: 100vh !important;
        max-width: 100% !important;
        max-height: 100vh !important;
        border-radius: 0 !important;
        z-index: var(--z-mobile-overlay) !important; /* Above mobile controls (10) and mobile menu bar (10000) */
        overflow-y: auto !important;
        padding-top: 60px !important; /* Space for close button */
    }

    /* Show floating panel close buttons on mobile */
    .floating-panel .floating-panel-close {
        display: flex !important;
        z-index: var(--z-mobile-overlay-close) !important; /* Ensure above menu bar (10001) */
    }

    /* Hide mobile menu bar when floating panels are open */
    #mobile-menu-bar {
        pointer-events: auto;
    }

    body:has(.floating-panel[style*="display: block"]) #mobile-menu-bar,
    body:has(.floating-panel[style*="display: flex"]) #mobile-menu-bar {
        display: none;
    }
}